//package service.pic
//
//import java.io.File
//import javax.servlet.http.HttpServletResponse
//
//interface PictureService {
//    fun responseAvatar(response:HttpServletResponse, picName:String)
//    fun responseBanner(response: HttpServletResponse,picName: String)
//    fun saveAvatar(file: MultipartFile, userId: Int): String?
//    fun saveBanner(file: MultipartFile, aId: Int): String?
//}